Siemens SENTRON 3WA - Page 69

PROFINET IO
6.4 Interrupt, error and system messages
3WA Air Circuit Breaker Communication
System Manual, 11/2021, 92310000004-02
67
"BlockType" data block
0x0002: AlarmNotification "Low" for diagnostic alarms
0x0001: AlarmNotification "High" for process alarms
"BlockLength" data block
The number of subsequent bytes of the diagnostic data set is coded in the "BlockLength" data
field. This corresponds to the length of the diagnostic data set without the number of bytes
for the "BlockType" and "BlockLength" data fields, each of which has a length of 2 bytes.
"BlockVersion" data block
W#16#0100: Block version of this diagnostic data set is 1.0.
"AlarmType" data block
W#16#0001: Diagnostic alarm
W#16#0002: Process alarm
"API" data block
API (Application Process Identifier): The COM190 uses the default API "0".
"SlotNumber", "SubslotNumber" data blocks
The COM190 is a modular PROFINET IO device with the following structure:
Designation
SlotNumber
SubslotNumber
COM190
• Interface
• Port1
• Port2
0
0x0001
0x8000
0x8001
0x8002
3WA
0x0001
0x0001
"ModuleIdentNumber", "SubmoduleIdentNumber" data blocks
The ModuleIdentNumber and SubmoduleIdentNumber of the module causing the alarm.
"AlarmSpecifier" data block, sequence
Bits
Meaning
Bit 0 … 10
Sequence number
Bit 11
Channel diagnosis available
Bit 12
Manufacturer-specific status information available
Bit 13
At least one channel diagnosis available
Bit 14
Reserved
Bit 15 At least one of the modules configured within this AR signals a
diagnostic event.